BENTON COUNTY, Mo. -

Authorities believe they found have the remains of an elderly woman who went missing last month near Warsaw.

The Benton County Sheriff’s Office and members of the Missouri Region C Technical Rescue Team say they recovered the remains of 72-year-old Hellen Cook. The body was found near a lake where personal items belonging to her were found.

Authorities say they will conduct a DNA test to positively identify the remains.

Cook suffered from Alzheimers and walked away from the family's Warsaw home on July 13.